Les adresses IP débutant par 81.203.52 sont fournies par Cableuropa - Ono, elles appartiennent au CIDR (Classless Inter-Domain Routing) 81.202.0.0/15, le bloc IP comprant les adresses de 81.202.0.0 à 81.203.255.255). Le numéro de système autonome (ASN) est 6739.
| ASN | 6739 |
| IP commençant par | 81.202.0.0 |
| IP se terminant par | 81.203.255.255 |
| Nom ASN | Cableuropa - Ono |
| CDIR | 81.202.0.0/15 |
| IP numérique | |
| Registe | |
| Dernière mise à jour | 07/08/2017 |

| Code pays | Pays | Région | Ville | Latitude | Longitude | Dernière mise à jour | |
| IP2Location | ES | Espagne | - | Castello de la Plana | 39,9833 | -0,0333 | 2017-08-07 |
| MaxMind | ES | Espagne | - | Castellón de la Plana | 39,9875 | -0,0392 | 2017-08-07 |
| Whois | ES | - | - | - | -4 | 40 | |
| W3C | - | - | - | - | - | - | - |
| IP | Numerical IP | DNS |
| 81.203.52.0 | 1372271616 | 0 |
| 81.203.52.1 | 1372271617 | 0 |
| 81.203.52.2 | 1372271618 | 0 |
| 81.203.52.3 | 1372271619 | 0 |
| 81.203.52.4 | 1372271620 | 0 |
| 81.203.52.5 | 1372271621 | 0 |
| 81.203.52.6 | 1372271622 | 0 |
| 81.203.52.7 | 1372271623 | 0 |
| 81.203.52.8 | 1372271624 | 0 |
| 81.203.52.9 | 1372271625 | 0 |
| 81.203.52.10 | 1372271626 | 0 |
| 81.203.52.11 | 1372271627 | 0 |
| 81.203.52.12 | 1372271628 | 0 |
| 81.203.52.13 | 1372271629 | 0 |
| 81.203.52.14 | 1372271630 | 0 |
| 81.203.52.15 | 1372271631 | 0 |
| 81.203.52.16 | 1372271632 | 0 |
| 81.203.52.17 | 1372271633 | 0 |
| 81.203.52.18 | 1372271634 | 0 |
| 81.203.52.19 | 1372271635 | 0 |
| 81.203.52.20 | 1372271636 | 0 |
| 81.203.52.21 | 1372271637 | 0 |
| 81.203.52.22 | 1372271638 | 0 |
| 81.203.52.23 | 1372271639 | 0 |
| 81.203.52.24 | 1372271640 | 0 |
| 81.203.52.25 | 1372271641 | 0 |
| 81.203.52.26 | 1372271642 | 0 |
| 81.203.52.27 | 1372271643 | 0 |
| 81.203.52.28 | 1372271644 | 0 |
| 81.203.52.29 | 1372271645 | 0 |
| 81.203.52.30 | 1372271646 | 0 |
| 81.203.52.31 | 1372271647 | 0 |
| 81.203.52.32 | 1372271648 | 0 |
| 81.203.52.33 | 1372271649 | 0 |
| 81.203.52.34 | 1372271650 | 0 |
| 81.203.52.35 | 1372271651 | 0 |
| 81.203.52.36 | 1372271652 | 0 |
| 81.203.52.37 | 1372271653 | 0 |
| 81.203.52.38 | 1372271654 | 0 |
| 81.203.52.39 | 1372271655 | 0 |
| 81.203.52.40 | 1372271656 | 0 |
| 81.203.52.41 | 1372271657 | 0 |
| 81.203.52.42 | 1372271658 | 0 |
| 81.203.52.43 | 1372271659 | 0 |
| 81.203.52.44 | 1372271660 | 0 |
| 81.203.52.45 | 1372271661 | 0 |
| 81.203.52.46 | 1372271662 | 0 |
| 81.203.52.47 | 1372271663 | 0 |
| 81.203.52.48 | 1372271664 | 0 |
| 81.203.52.49 | 1372271665 | 0 |
| 81.203.52.50 | 1372271666 | 0 |
| 81.203.52.51 | 1372271667 | 0 |
| 81.203.52.52 | 1372271668 | 0 |
| 81.203.52.53 | 1372271669 | 0 |
| 81.203.52.54 | 1372271670 | 0 |
| 81.203.52.55 | 1372271671 | 0 |
| 81.203.52.56 | 1372271672 | 0 |
| 81.203.52.57 | 1372271673 | 0 |
| 81.203.52.58 | 1372271674 | 0 |
| 81.203.52.59 | 1372271675 | 0 |
| 81.203.52.60 | 1372271676 | 0 |
| 81.203.52.61 | 1372271677 | 0 |
| 81.203.52.62 | 1372271678 | 0 |
| 81.203.52.63 | 1372271679 | 0 |
| 81.203.52.64 | 1372271680 | 0 |
| 81.203.52.65 | 1372271681 | 0 |
| 81.203.52.66 | 1372271682 | 0 |
| 81.203.52.67 | 1372271683 | 0 |
| 81.203.52.68 | 1372271684 | 0 |
| 81.203.52.69 | 1372271685 | 0 |
| 81.203.52.70 | 1372271686 | 0 |
| 81.203.52.71 | 1372271687 | 0 |
| 81.203.52.72 | 1372271688 | 0 |
| 81.203.52.73 | 1372271689 | 0 |
| 81.203.52.74 | 1372271690 | 0 |
| 81.203.52.75 | 1372271691 | 0 |
| 81.203.52.76 | 1372271692 | 0 |
| 81.203.52.77 | 1372271693 | 0 |
| 81.203.52.78 | 1372271694 | 0 |
| 81.203.52.79 | 1372271695 | 0 |
| 81.203.52.80 | 1372271696 | 0 |
| 81.203.52.81 | 1372271697 | 0 |
| 81.203.52.82 | 1372271698 | 0 |
| 81.203.52.83 | 1372271699 | 0 |
| 81.203.52.84 | 1372271700 | 0 |
| 81.203.52.85 | 1372271701 | 0 |